Pith Number

pith:QHSVYP4U

pith:1996:QHSVYP4UUEAVG4EFQKANV5HGU7

not attested not anchored not stored refs pending

Luminosity Functions from Photometric Redshifts I: Techniques

(2) University of California Observatories, A. J. Connolly(1), A. S. Szalay(1), Astronomy, Astrophysics), Board of Studies in Astronomy, D. C. Koo(2) ((1) The Johns Hopkins University, Department of Physics, Lick Observatory, M. U. SubbaRao(1)

arxiv:astro-ph/9606075 v1 · 1996-06-12 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QHSVYP4UUEAVG4EFQKANV5HGU7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T16:00:09.199851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81e55c3f94a1015370858280daf4e6a7d22abe7d277612a17c75e9d6f8fe1b5d

Aliases

arxiv: astro-ph/9606075 · arxiv_version: astro-ph/9606075v1 · doi: 10.48550/arxiv.astro-ph/9606075 · pith_short_12: QHSVYP4UUEAV · pith_short_16: QHSVYP4UUEAVG4EF · pith_short_8: QHSVYP4U

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/QHSVYP4UUEAVG4EFQKANV5HGU7 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 81e55c3f94a1015370858280daf4e6a7d22abe7d277612a17c75e9d6f8fe1b5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b212577dabf0536f59da9b32b4b9685de91f6ef64dafdbbd2224d9ffdad3fafd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-06-12T16:21:09Z",
    "title_canon_sha256": "4ebf8a24f5ae1aad976696877afea7dd26bda07e1d30e47d36206513dbd956ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9606075",
    "kind": "arxiv",
    "version": 1
  }
}